<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>学习拓展</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        body{
            /* background: rgba(100, 100, 200, 0.7); */
            background: url('./images/learn.jpg');
            background-size: cover;
            background-repeat: no-repeat;
        }
        .titleBox{
            width: 100vw;
            height: 30px;
            display: flex;
            border-bottom: 1px solid rgba(200, 200, 200, 0.5);
        }
        .titleBox #pinnedImage{
            float: right;
            width: 50px;
            height: 100%;
            transition: all 0.5s;
        }
        .titleBox .dailog{
            width: 300px;
            height: 100%;
            -webkit-app-region: drag;
        }
        .titleBox img:nth-child(1),
        .titleBox img:nth-child(2){
            user-select: none;
            cursor: pointer;
        }

        .LanguageBox{
            width: 100vw;
            height: 42vh;
            display: flex;
            /* justify-content: center; */
            -webkit-user-drag:none;
        }
        .LanguageBox .go-language,
        .LanguageBox .vue-language,
        .LanguageBox .react-language,
        .LanguageBox .python-language{
            width: 20%;
            height: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            -webkit-user-drag:none;
        }
        .LanguageBox .go-language img,
        .LanguageBox .vue-language img,
        .LanguageBox .react-language img,
        .LanguageBox .python-language img{
            width: 80%;
            height: 80%;
            cursor: pointer;
            user-select: none;
            /* -webkit-user-drag:none;取消拖动 */
            -webkit-user-drag:none;
        }
    </style>
</head>
<body>
    <div>
        <div class="titleBox">
            <div class="dailog">
                <p style="color:#fff">学习&拓展</p>
            </div>
            <img src="images/Pinned_xie.svg" alt="" id="pinnedImage" onclick="change()"/>
            <img src="images/close.svg" alt="" onclick="clickClose()"/>
        </div>
        <div class="LanguageBox">
            <div class="go-language">
                <img src="./images/logo/learn_go_logo.svg" alt="" id="go-image">
            </div>
            <div class="vue-language">
                <img src="./images/logo/learn_vue_logo.svg" alt="" id="vue-image">
            </div>
            <div class="react-language">
                <img src="./images/logo/learn_react_logo.svg" alt="" id="react-image">
            </div>
            <div class="python-language">
                <img src="./images/logo/learn_python_logo.svg" alt="" id="python-image">
            </div>
        </div>
    </div>
</body>
<script src="learnPageJs.js"></script>
</html>